Remove libmedia and libstagefright dependency from extractors

- MediaSource, DataSource and MediaExtractor are moved to
  libmediaextractor so that they can be used by extractor
  implementations without depending on libmedia and libstagefright.
- XXXFactory classes has been added in order not to expose CreateXXX
  methods in libmediaextractor.
- avc_utils is moved to libstagefright_foundation since most of
  extractor implementations are relying on that.

Test: build + post submit media CTS tests
Bug: 65851881
Change-Id: I7d5cf18dd25abc10478ac3f6e7d1828ad023e3fb
diff --git a/media/extractors/mpeg2/Android.bp b/media/extractors/mpeg2/Android.bp
index 3b2641f..50f740b 100644
--- a/media/extractors/mpeg2/Android.bp
+++ b/media/extractors/mpeg2/Android.bp
@@ -20,8 +20,9 @@
         "libcutils",
         "libhidlbase",
         "liblog",
-        "libmedia",
-        "libstagefright",
+        "libmedia",  // Needed for IStreamListener
+        "libmediaextractor",
+        "libstagefright",  // Needed for AnotherPacketSource and more
         "libstagefright_foundation",
         "libutils",
     ],
diff --git a/media/extractors/mpeg2/ExtractorBundle.cpp b/media/extractors/mpeg2/ExtractorBundle.cpp
index 076515e..d5682e9 100644
--- a/media/extractors/mpeg2/ExtractorBundle.cpp
+++ b/media/extractors/mpeg2/ExtractorBundle.cpp
@@ -18,7 +18,7 @@
 #define LOG_TAG "MPEG2ExtractorBundle"
 #include <utils/Log.h>
 
-#include <media/stagefright/MediaExtractor.h>
+#include <media/MediaExtractor.h>
 #include "MPEG2PSExtractor.h"
 #include "MPEG2TSExtractor.h"
 
diff --git a/media/extractors/mpeg2/MPEG2PSExtractor.cpp b/media/extractors/mpeg2/MPEG2PSExtractor.cpp
index 2b5b5e8..c519caf 100644
--- a/media/extractors/mpeg2/MPEG2PSExtractor.cpp
+++ b/media/extractors/mpeg2/MPEG2PSExtractor.cpp
@@ -23,16 +23,16 @@
 #include "mpeg2ts/AnotherPacketSource.h"
 #include "mpeg2ts/ESQueue.h"
 
+#include <media/DataSource.h>
+#include <media/MediaSource.h>
 #include <media/stagefright/foundation/ABitReader.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AMessage.h>
 #include <media/stagefright/foundation/ByteUtils.h>
 #include <media/stagefright/foundation/hexdump.h>
-#include <media/stagefright/DataSource.h>
 #include <media/stagefright/MediaDefs.h>
 #include <media/stagefright/MediaErrors.h>
-#include <media/stagefright/MediaSource.h>
 #include <media/stagefright/MetaData.h>
 #include <utils/String8.h>
 
diff --git a/media/extractors/mpeg2/MPEG2PSExtractor.h b/media/extractors/mpeg2/MPEG2PSExtractor.h
index 75e1346..ab3ab05 100644
--- a/media/extractors/mpeg2/MPEG2PSExtractor.h
+++ b/media/extractors/mpeg2/MPEG2PSExtractor.h
@@ -19,7 +19,7 @@
 #define MPEG2_PS_EXTRACTOR_H_
 
 #include <media/stagefright/foundation/ABase.h>
-#include <media/stagefright/MediaExtractor.h>
+#include <media/MediaExtractor.h>
 #include <utils/threads.h>
 #include <utils/KeyedVector.h>
 
diff --git a/media/extractors/mpeg2/MPEG2TSExtractor.cpp b/media/extractors/mpeg2/MPEG2TSExtractor.cpp
index d42e901..abe2054 100644
--- a/media/extractors/mpeg2/MPEG2TSExtractor.cpp
+++ b/media/extractors/mpeg2/MPEG2TSExtractor.cpp
@@ -22,16 +22,16 @@
 
 #include "MPEG2TSExtractor.h"
 
+#include <media/DataSource.h>
+#include <media/IStreamSource.h>
+#include <media/MediaSource.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/ALooper.h>
 #include <media/stagefright/foundation/AUtils.h>
-#include <media/stagefright/DataSource.h>
 #include <media/stagefright/MediaDefs.h>
 #include <media/stagefright/MediaErrors.h>
-#include <media/stagefright/MediaSource.h>
 #include <media/stagefright/MetaData.h>
-#include <media/IStreamSource.h>
 #include <utils/String8.h>
 
 #include "mpeg2ts/AnotherPacketSource.h"
diff --git a/media/extractors/mpeg2/MPEG2TSExtractor.h b/media/extractors/mpeg2/MPEG2TSExtractor.h
index 1702157..55356bf 100644
--- a/media/extractors/mpeg2/MPEG2TSExtractor.h
+++ b/media/extractors/mpeg2/MPEG2TSExtractor.h
@@ -19,8 +19,8 @@
 #define MPEG2_TS_EXTRACTOR_H_
 
 #include <media/stagefright/foundation/ABase.h>
-#include <media/stagefright/MediaExtractor.h>
-#include <media/stagefright/MediaSource.h>
+#include <media/MediaExtractor.h>
+#include <media/MediaSource.h>
 #include <utils/threads.h>
 #include <utils/KeyedVector.h>
 #include <utils/Vector.h>